Manufacturer

 aprilia

 Model

 RS125

 Engine

 single-cylinder, two-stroke, liquid-cooled.Cylinder in  aluminium with Gilnisil coating on the barrel

 Bore/Stroke

 54 x 54.5 mm.

 Displacement

 124.8 cc

 Compression  Ratio

 12.5 :1

 Carburettor

 Dellorto PHBH 28D,

 Ignition

 electronic

 Start-up

 electric

 Generator

 12V-180W

 Lubrication

 separate mixer with volumetric, variable capacity  pump

 Gearbox

 6 ratio

 Suspensions

 front:"Upside-down" fork in high tensile steel,
 Æ 40 mm., travel 120 mm.

 rear: swinging fork with two asymmetric arms, in  aluminium fusion with thin-walled monocoque. Single  hydraulic shock absorber, travel 120 mm.

 Brakes

 frontfloating disc Æ 320 mm, caliper with four  parallel pistons;

 rear: disc brake, Æ 220 mm.

 Tyres

 front: 110 /70 x 17"

 rear: 150/60 x 17"

 length

 1960 mm.

 width

 615 mm.

 height

 1090 mm.

 wheel base

 1345 mm.

 Dry Weight

 115 kg.

 Fuel tank  Capacity

 14 litres (reserve 3 litres)